Professor Huang Yadong‍¶♥​, Chief Scientist of TyranTechno€₩logy Group, for 23 years★δ↔₩, we have been focusing →→on the development and application "ε of biopharmaceutical technology in th→✔ e cosmetics field. We are  σλ•the first academically dispatc✔&≠hed expert in China to introduc∑↓↕πe freeze-dried preparatio♥&ns and original liquid preparations intα&αλo the skincare field. We have ®→&±completed the research±→ and development of t≈φσ€wo genetic engineering Class I n →ew drugs, two clinical approv≥"als for new biopharmaceutic★ ₹al preparations, one genetically modifiπ'₹ed biological producδ₹÷t, and one national Cl≈ "βass III drug device, and h™ ↑ ave successfully transformed th'‌₽₩em.